Property

O.XHR#io

(O.Object|null)

Reference to object on which properties are set and events fired.

Private Property

O.XHR#_isRunning

Boolean

private

Is a request in progress?

Property

O.XHR#makeAsyncRequests

Boolean

If changed to false, the connections will be synchronous rather than
async. This should only ever be set during the onunload event,
where you need to make a request synchronous to ensure it completes
before the tab process is killed.